[asterisk-commits] russell: branch 1.2 r48943 - /branches/1.2/channels/chan_iax2.c

[asterisk-commits at lists.digium.com]

Author: russell
Date: Sun Dec 24 01:23:07 2006
New Revision: 48943

URL: http://svn.digium.com/view/asterisk?view=rev&rev=48943
Log:
Check for the proper return value on an error in a call to mmap().
This was reported by Andy Wang on the asterisk-dev list.  Thanks!

Modified:
    branches/1.2/channels/chan_iax2.c

Modified: branches/1.2/channels/chan_iax2.c
URL: http://svn.digium.com/view/asterisk/branches/1.2/channels/chan_iax2.c?view=diff&rev=48943&r1=48942&r2=48943
==============================================================================
--- branches/1.2/channels/chan_iax2.c (original)
+++ branches/1.2/channels/chan_iax2.c Sun Dec 24 01:23:07 2006
@@ -1260,7 +1260,7 @@
 		return -1;
 	}
 	fwh = mmap(NULL, stbuf.st_size, PROT_READ, MAP_PRIVATE, fd, 0); 
-	if (!fwh) {
+	if (fwh == (void *) -1) {
 		ast_log(LOG_WARNING, "mmap failed: %s\n", strerror(errno));
 		close(fd);
 		return -1;